Urban: The Great Spirit Martial Era

Space warped, and another world overlapped with Earth!

Humans and demons from the other world could travel between their worlds through rifts in space and time.

Powerful demons from the other world began invading humanity.

To resist them, humans underwent genetic mutations and awakened special abilities!

They were known as Spirit Warriors!

After a century of bloody battles, Spirit Warriors finally wiped out the demons!

From then on, Earth entered the Great Spirit Warrior Era!

This novel and its characters are entirely fictional. Any resemblance to actual people or events is purely coincidental. Do not imitate.